🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.6 AU - 0.96 AU

Year: 258 Days

Day: 41.9 Hours

Environment

Temp: 89 °C

Axial Tilt: 51.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.52 AU - 4.28 AU

Year: 2886 Days

Day: 43.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.3

Radius: 10.6

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.83 AU - 5.51 AU

Year: 3782 Days

Day: 6 Hours

Environment

Temp: -147 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 94,640,472 km

• M1: 290,968 km (0.092 R)
• M2: 650,452 km (0.077 R)
• M3: 1,053,319 km (0.098 R)
• M4: 1,856,809 km (0.108 R)
• M5: 2,202,978 km (0.059 R)
• M6: 2,873,326 km (0.096 R)
• M7: 3,219,197 km (0.096 R)
• M8: 3,909,441 km (0.116 R)
• M9: 5,220,218 km (0.09 R)
• M10: 7,940,057 km (0.064 R)
• M11: 8,422,659 km (0.076 R)
• M12: 8,984,998 km (0.115 R)
• M13: 11,275,940 km (0.118 R)
• M14: 12,143,906 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.1

Radius: 13.7

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.18 AU - 7.4 AU

Year: 5912 Days

Day: 11.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 94,640,472 km

• M1: 170,392 km (0.092 R)
• M2: 623,973 km (0.092 R)
• M3: 1,531,433 km (0.05 R)
• M4: 2,082,552 km (0.092 R)
• M5: 2,901,600 km (0.104 R)
• M6: 4,394,587 km (0.098 R)
• M7: 5,154,245 km (0.094 R)
• M8: 9,291,225 km (0.107 R)
• M9: 10,293,530 km (0.065 R)
• M10: 13,089,814 km (0.081 R)
• M11: 14,927,923 km (0.098 R)
• M12: 15,742,633 km (0.094 R)
• M13: 18,488,202 km (0.115 R)
• M14: 20,730,226 km (0.086 R)
• M15: 21,675,834 km (0.052 R)
• M16: 23,508,109 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.7

Radius: 11.9

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.92 AU - 11.74 AU

Year: 11549 Days

Day: 12.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 94,640,472 km

• M1: 148,102 km (0.086 R)
• M2: 1,025,643 km (0.116 R)
• M3: 1,588,580 km (0.114 R)
• M4: 2,818,125 km (0.111 R)
• M5: 3,270,209 km (0.081 R)
• M6: 4,569,766 km (0.116 R)
• M7: 5,659,437 km (0.088 R)
• M8: 8,933,087 km (0.116 R)
• M9: 9,650,559 km (0.099 R)
• M10: 13,895,548 km (0.054 R)
• M11: 14,718,785 km (0.045 R)
• M12: 16,996,263 km (0.107 R)
• M13: 19,668,978 km (0.071 R)
• M14: 21,963,361 km (0.098 R)
• M15: 22,797,668 km (0.102 R)
• M16: 24,826,215 km (0.105 R)
• M17: 25,225,791 km (0.041 R)
• M18: 27,821,763 km (0.076 R)
• M19: 33,660,568 km (0.059 R)
• M20: 34,150,352 km (0.114 R)
• M21: 38,374,696 km (0.064 R)
• M22: 53,281,675 km (0.058 R)
• M23: 56,492,644 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.3

Radius: 5.5

Gravity: 24.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 14.48 AU - 19.96 AU

Year: 26778 Days

Day: 23.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,640,472 km

• M1: 71,508 km (0.115 R)
• M2: 434,432 km (0.086 R)
• M3: 676,930 km (0.03 R)
• M4: 982,260 km (0.107 R)
• M5: 1,636,601 km (0.117 R)
• M6: 2,596,421 km (0.089 R)
• M7: 3,255,250 km (0.082 R)
• M8: 3,655,873 km (0.109 R)
• M9: 4,858,789 km (0.114 R)
• M10: 6,166,574 km (0.091 R)
• M11: 6,634,217 km (0.085 R)
• M12: 9,213,733 km (0.055 R)
• M13: 9,762,308 km (0.063 R)
• M14: 10,203,921 km (0.079 R)
• M15: 11,469,370 km (0.059 R)
• M16: 11,819,129 km (0.096 R)
• M17: 12,687,395 km (0.092 R)
• M18: 13,137,236 km (0.053 R)
• M19: 13,365,971 km (0.113 R)
• M20: 14,148,069 km (0.032 R)
• M21: 16,148,641 km (0.114 R)
• M22: 16,588,010 km (0.118 R)
• M23: 16,945,100 km (0.034 R)
• M24: 22,716,736 km (0.106 R)
• M25: 23,828,697 km (0.104 R)
• M26: 30,200,220 km (0.093 R)
• M27: 31,271,490 km (0.118 R)
• M28: 36,858,522 km (0.111 R)
• M29: 37,161,757 km (0.091 R)
• M30: 38,236,169 km (0.064 R)
• M31: 40,446,627 km (0.072 R)
• M32: 43,919,990 km (0.088 R)
• M33: 45,991,472 km (0.116 R)
• M34: 52,021,912 km (0.083 R)
• M35: 57,738,495 km (0.081 R)
• M36: 60,011,934 km (0.109 R)
• M37: 66,963,747 km (0.086 R)
• M38: 75,404,358 km (0.084 R)
• M39: 86,916,812 km (0.082 R)
• M40: 93,791,881 km (0.111 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 17,843 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit